<!DOCTYPE html>
<html lang="en" xmlns:th="http://www.thymeleaf.org">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<select>
    <option th:text="${user.id}">id</option>
    <option th:text="${user.name}">name</option>
    <option th:text="${user.createtime}">createtime</option>
</select>
</body>
</html>